4. Photocopying
  5. Contact printing
  6. Light boxes

David J. Ellingham

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Magnetic roller cleaning apparatus

Photocopying – Contact printing – Light boxes
Patent

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Method of making transfer apparatus having vacuum holes

Metal working – Method of mechanical manufacture – Electrical device making
Patent

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Transfer apparatus having a transfer member with vacuum means

Photocopying – Contact printing – Light boxes
Patent

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Transfer apparatus having vacuum holes and method of making such

Photocopying – Contact printing – Light boxes
Patent

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Profile ID: LFUS-PAI-P-947236

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